VITESSE

SEMICONDUCTOR CORPORATION

G52028-0, Rev 4.1

Page 15

05/25/01

© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012

Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com

Internet: www.vitesse.com

Data Sheet

VSC8021/VSC8022

8-Bit MUX/DEMUX Chipset

2.5Gb/s SONET-Compatible

32

D8

O

ECL

Parallel Data Bit 8, True

33

VEE

Pwr

-5.2V

Power Supply for High-Speed Logic

34

D7N

O

ECL

Parallel Data Bit 7, Complement

35

D7

O

ECL

Parallel Data Bit 7, True

36

VCC

Pwr

0V

Ground

37

NC

No Connection

38

D6N

O

ECL

Parallel Data Bit 6, Complement

39

D6

O

ECL

Parallel Data Bit 6, True

40

D5N

O

ECL

Parallel Data Bit 5, Complement

41

NC

No Connection

42

D5

O

ECL

Parallel Data Bit 5, True

43

VCC

Pwr

0V

Ground

44

BYCKON

O

ECL

Divide-by-8 Clock, Complement

45

NC

No Connection

46

VTT

Pwr

-2.0V

Power Supply for Internal Reference and Low Power Logic

47

BYCKO

O

ECL

Divide-by-8 Clock, True

48

D4N

O

ECL

Parallel Data Bit 4, Complement

49

VCC

Pwr

0V

Ground

50

D4

O

ECL

Parallel Data Bit 4, True

51

D3N

O

ECL

Parallel Data Bit 3, Complement

52

D3

O

ECL

Parallel Data Bit 3, True